Inventor
Stephen R. Redfield
Inventor
Austin, TX, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Hprimary
G03HHolographic processes or apparatus36%
G11BInformation storage based on relative movement between record carrier and transducer32%
G11CStatic stores21%
G06FElectric digital data processing7%
G02BOptical elements, systems or apparatus4%
PatentTitleYear
5,896,210'Molded block optical system for volume holographic storage'19995,696,613'Method and apparatus for multiplexing data in different planes of incidence of a thin holographic storage media'19975,621,549'Method and apparatus for positioning a light beam on a holographic media'19975,529,861'Method for enhancing the utility of a photopolymer recording media for holographic data recording'19965,519,517'Method and apparatus for holographically recording and reproducing images in a sequential manner'19965,519,651'High capacity holographic storage system'19965,488,494'Packaging system for holographic storage media'19965,477,347'Method and apparatus for isolating data storage regions in a thin holographic storage media'19955,377,179'Method and apparatus for enhancing the utility of a photopolymer recording media for holographic data recording'19945,377,176'Method and apparatus for isolating data storage regions in a thick holographic storage media'19944,519,030'Unique memory for use in a digital data system'19854,493,024'Digital data processing system'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to DATA GENERAL CORP (2)· patent assignee history
1985Based in San Jose, CA, US· patent location history
1994–1999Patents assigned to TAMARACK STORAGE DEVICES (9)· patent assignee history
1994–1999Based in Austin, TX, US· patent location history
1997Patents assigned to TAMARACK STORAGE DEVICES INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TAMARACK STORAGE DEVICES | 9 | 1994–1999 |
| DATA GENERAL CORP | 2 | 1985 |
| TAMARACK STORAGE DEVICES INC | 1 | 1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 10 | 1994–1999 |
| San Jose, California, US | 2 | 1985 |